Portable display device



FIG. 1 is a top front perspective view of a portable display device showing our new design;

FIG. 2 is a bottom rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is an enlarged view of the left corner of FIG. 8;

FIG. 10 is an enlarged view of the right corner of FIG. 8;

FIG. 11 is a top front perspective of another embodiment of a portable display device showing our new design;

FIG. 12 is a bottom rear perspective view thereof;

FIG. 13 is a front view thereof;

FIG. 14 is a rear view thereof;

FIG. 15 is a left side view thereof;

FIG. 16 is a right side view thereof;

FIG. 17 is a top view thereof;

FIG. 18 is a bottom view thereof;

FIG. 19 is an enlarged view of the left corner of FIG. 18; and,

FIG. 20 is an enlarged view of the right corner of FIG. 18.

The shade lines in the Figures show contour and not surface ornamentation. 

CLAIM The ornamental design for a portable display device, as shown and described. 